Trampoline frame



FIG. 1 is a front view thereof;

FIG. 2 is a back view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8. is a top left perspective view thereof; and,

FIG. 9 is a bottom perspective view thereof.

The dotted line disclosure forms no part of the claimed invention. 

CLAIM The ornamental design for a trampoline frame, as shown and described. 